Fat-soluble

Vitamin A is a group of fat soluble compounds that exists as preformed retinol in animal foods such as liver, and as provitamin A ...

Vitamin D is a fat soluble secosteroid that the skin can synthesize on exposure to ultraviolet B light, which is why it is often d...

Vitamin E is a collective term for eight fat soluble compounds, four tocopherols and four tocotrienols, of which alpha tocopherol ...

Vitamin K is a family of fat soluble compounds comprising K1, phylloquinone, found mainly in leafy green vegetables, K2, the menaq...